| Rockville to Benisa | 4,014.44 mi (6,460.62 km) |
| Rockville to Berga | 3,995.08 mi (6,429.47 km) |
| Rockville to Berja | 3,926.68 mi (6,319.38 km) |
| Rockville to Bermeo | 3,746.22 mi (6,028.96 km) |
| Rockville to Berriozar | 3,811.03 mi (6,133.26 km) |
| Rockville to Betanzos | 3,493.53 mi (5,622.30 km) |
| Rockville to Betera | 3,962.63 mi (6,377.23 km) |
| Rockville to Bilbao | 3,741.46 mi (6,021.30 km) |
| Rockville to Binefar | 3,930.88 mi (6,326.14 km) |
| Rockville to Binisalem | 4,116.19 mi (6,624.37 km) |
| Rockville to Blanes | 4,051.76 mi (6,520.67 km) |
| Rockville to Boadilla del Monte | 3,775.27 mi (6,075.71 km) |
| Rockville to Boiro | 3,475.99 mi (5,594.06 km) |
| Rockville to Bolanos de Calatrava | 3,827.07 mi (6,159.07 km) |
| Rockville to Bollullos de la Mitacion | 3,754.15 mi (6,041.72 km) |
